{"schema_version":1,"from_cycle":"2026-10-01","to_cycle":"2026-10-29","airport":"74S","counts":{"action":0,"ifr":0,"fyi":7},"changes":[{"id":"2dcd31411c15","priority":"fyi","category":"remark","kind":"changed","summary":"revised remark for CTAF 128.25: Automated UNICOM; 122.9. Advisory also available at 617-262-3825.; activate Medium Intensity Runway Lights & REILS runway 18/36 - click the mic on CTAF.","source":"FRQ","original":"AUTOMATED UNICOM; 122.9.  ADZY ALSO AVBL AT 617-262-3825.; ACTVT MIRL & REILS RWY 18/36 - CTAF.","fields":[{"field":"REMARK","old":"AUTOMATED UNICOM; 122.9.  ADZY ALSO AVBL AT 617-262-3825.; ACTVT MIRL & REILS RY 18/36 - CTAF.","new":"AUTOMATED UNICOM; 122.9.  ADZY ALSO AVBL AT 617-262-3825.; ACTVT MIRL & REILS RWY 18/36 - CTAF."}]},{"id":"4c051403a40b","priority":"fyi","category":"remark","kind":"changed","summary":"revised remark: Deer and coyote number moving areas.","source":"APT_RMK","original":"DEER AND COYOTE NR MOV AREAS.","fields":[{"field":"REMARK","old":"DEER AND COYOTE NEAR MOV AREAS.","new":"DEER AND COYOTE NR MOV AREAS."}]},{"id":"1fc3eada6725","priority":"fyi","category":"remark","kind":"changed","summary":"revised remark: Noise abatement procedures in effect; contact airport manager 360-293-3134.","source":"APT_RMK","original":"NOISE ABATEMENT PROCEDURES IN EFCT; CTC AMGR 360-293-3134.","fields":[{"field":"REMARK","old":"NOISE ABATEMENT PROCEDURES IN EFFECT; CTC AMGR 360-293-3134.","new":"NOISE ABATEMENT PROCEDURES IN EFCT; CTC AMGR 360-293-3134."}]},{"id":"42f252ad7709","priority":"fyi","category":"remark","kind":"changed","summary":"revised remark: activate medium intensity runway lights & runway end identifier lights runway 18/36 - click the mic on CTAF.","source":"APT_RMK","original":"ACTVT MIRL & REILS RWY 18/36 - CTAF.","fields":[{"field":"REMARK","old":"ACTVT MIRL & REILS RY 18/36 - CTAF.","new":"ACTVT MIRL & REILS RWY 18/36 - CTAF."}]},{"id":"b2e184fc81e8","priority":"fyi","category":"remark","kind":"changed","summary":"revised remark: military arrive corridor N and W of airport.","source":"APT_RMK","original":"MIL ARR CORRIDOR N AND W OF ARPT.","fields":[{"field":"REMARK","old":"MILITARY ARRIVAL CORRIDOR N & W OF ARPT.","new":"MIL ARR CORRIDOR N AND W OF ARPT."}]},{"id":"ae4f345dd168","priority":"fyi","category":"remark","kind":"changed","summary":"revised remark: runway 36 preferred calm wind runway.","source":"APT_RMK","original":"RWY 36 PREFERRED CALM WIND RWY.","fields":[{"field":"REMARK","old":"RWY 36 PREFERRED CALM WIND RY.","new":"RWY 36 PREFERRED CALM WIND RWY."}]},{"id":"df97bfde5200","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: controlling obstacle: TREES 20 ft tall, 1158 ft from threshold, 0 ft either side of centerline -> none listed; obstacle clearance slope: 46:1 -> 20:1","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"B","new":""},{"field":"CNTRLN_OFFSET","old":"0","new":""},{"field":"DIST_FROM_THR","old":"1158","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"46","new":"20"},{"field":"OBSTN_HGT","old":"20","new":""},{"field":"OBSTN_TYPE","old":"TREES","new":""}]}]}